LAPSE:2020.1244
Published Article
LAPSE:2020.1244
Whole-Cell Biotransformation of 1,12-Dodecanedioic Acid from Coconut Milk Factory Wastewater by Recombinant CYP52A17SS Expressing Saccharomyces cerevisiae
Phawadee Buathong, Nassapat Boonvitthya, Gilles Truan, Warawut Chulalaksananukul
December 22, 2020
Biotransformation of fatty acids from renewable wastewater as feedstock to value-added chemicals is a fascinating commercial opportunity. α,ω-Dicarboxylic acids (DCAs) are building blocks in many industries, such as polymers, cosmetic intermediates, and pharmaceuticals, and can be obtained by chemical synthesis under extreme conditions. However, biological synthesis can replace the traditional chemical synthesis using cytochrome P450 enzymes to oxidize fatty acids to DCAs. Saccharomyces cerevisiae BY(2R)/pYeDP60-CYP52A17SS (BCM), a transgenic strain expressing the galactose-inducible CYP52A17SS cytochrome P450 enzyme, was able to grow in a coconut milk factory wastewater (CCW) medium and produced 12-hydroxydodecanoic acid (HDDA) and 1,12-dodecanedioic acid (DDA). The supplementation of CCW with 10 g/L yeast extract and 20 g/L peptone (YPCCW) markedly increased the yeast growth rate and the yields of 12-HDDA and 1,12-DDA, with the highest levels of approximately 60 and 38 µg/L, respectively, obtained at 30 °C and pH 5. The incubation temperature and medium pH strongly influenced the yeast growth and 1,12-DDA yield, with the highest 1,12-DDA formation at 30 °C and pH 5−5.5. Hence, the S. cerevisiae BCM strain can potentially be used for producing value-added products from CCW.
Keywords
biotransformation, cytochrome P450, dodecanedioic acid, hydroxydodecanoic acid, Saccharomyces cerevisiae
Suggested Citation
Buathong P, Boonvitthya N, Truan G, Chulalaksananukul W. Whole-Cell Biotransformation of 1,12-Dodecanedioic Acid from Coconut Milk Factory Wastewater by Recombinant CYP52A17SS Expressing Saccharomyces cerevisiae. (2020). LAPSE:2020.1244
Author Affiliations
Buathong P: Program in Biotechnology, Faculty of Science, Chulalongkorn University, Phayathai Rd., Bangkok 10330, Thailand; Biofuels by Biocatalysts Research Unit, Department of Botany, Faculty of Science, Chulalongkorn University, Phayathai Rd., Bangkok 10330, Thail
Boonvitthya N: Innovation Institute, PTT Public Co. Ltd., Ayutthaya 13170, Thailand
Truan G: Toulouse Biotechnology Institute (TBI), Université de Toulouse, CNRS, INRA, INSA, 31077 Toulouse, France
Chulalaksananukul W: Biofuels by Biocatalysts Research Unit, Department of Botany, Faculty of Science, Chulalongkorn University, Phayathai Rd., Bangkok 10330, Thailand; Department of Botany, Faculty of Science, Chulalongkorn University, Phayathai Rd., Bangkok 10330, Thailand
Journal Name
Processes
Volume
8
Issue
8
Article Number
E969
Year
2020
Publication Date
2020-08-11
Published Version
ISSN
2227-9717
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PII: pr8080969, Publication Type: Journal Article
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LAPSE:2020.1244
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doi:10.3390/pr8080969
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Dec 22, 2020
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Dec 22, 2020
 
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Calvin Tsay
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